Indigo Star Holdings Limited, an investment holding company, operates as a subcontractor for structural reinforced and concrete works in Singapore, Hong Kong, and the British Virgin Islands. The company undertakes reinforced concrete works, including steel reinforced, formwork erection, labor supply for the construction industry, and concrete works of general building and civil engineering projects. It undertakes general building projects, such as construction of hotels, hospitals, mixed development, and court buildings; and civil engineering works comprising construction of MRT stations, as well as is involved in building construction; trading of tiles, mobile phones, and accessories; and supply of building materials. The company was founded in 1996 and is headquartered in Singapore.